Table 4. Perfusion results of the testing group with the comparison of the suggested and biopsy proven diagnosis.

	Tumor core		Peritumoral zone		Suggested diagnosis	Biopsy results
	mean rCBV	max rCBV	mean rCBV	max rCBV
T1	0.77	1.42			PCNSL	PCNSL
T2	2.15	3.63	0.48	0.74	metastasis	metastasis
T3	6.42	11.74	0.45	0.8	metastasis	metastasis
T4	4.33	9.1	0.5	0.79	metastasis	metastasis
T5	2.92	4.82	0.49	0.78	metastasis	metastasis
T6	2.86	4.31	0.38	0.57	metastasis	metastasis
T7	2.75	5.09	0.52	0.75	metastasis	metastasis
T8	8.66	11.78	0.58	0.83	metastasis	metastasis
T9	4.25	7.92	0.78	0.9	metastasis	metastasis
T10	2.33	4.9	0.54	0.73	metastasis	metastasis
T11	8.43	11.89	0.68	0.93	metastasis	metastasis
T12*	3.4	5.02	0.73	0.8*	metastasis	GBM
T13	1.72	3.53	1.01	2.48	GBM	GBM
T14	2.77	7.01	0.75	1.84	GBM	GBM
T15	2.57	5.76	0.67	1.4	GBM	GBM
T16	1.57	2.73	1.13	2.03	GBM	GBM
T17	2.68	5.15	1.28	2.81	GBM	GBM
T18	6.44	16.75	1.27	2.6	GBM	GBM

* misdiagnosed tumor; GBM, glioblastoma multiforme; max, maximum; PCNSL, primary CNS lymphoma; rCBV, relative cerebral blood volume; T, tumor.